package com.codeyourlife.service;

import java.util.List;

import com.codeyourlife.entity.Course;
import com.codeyourlife.entity.Lesson;

public interface CourseService {

	public List<Object> findCourseByEle(String director, String type, String degree, String orderstyle, int pageNumber);
	public Course findCourseById(int id);
	public List<Lesson> findCourseInfo(int id);
	public void addLesson(Lesson lesson);
	public List<Object> courseInfo(int userId, int courseId);

}
